Focus event

The focus event is triggered when the embed gains focus. This can happen when a user clicks on an input element, or uses the keyboard (like the Tab key) to navigate to it.

Method Parameters

1. event - mandatory
   The name of the event, in this case focus

2. handler - mandatory
   handler(event) => void is a callback function that a merchant will provide that will be called when the event is fired. When called it will be passed an event object with the following properties:

   Field	Sub-field	Type	Description
   embedType		string	The type of embed that emitted this event. In this case card

Handling an embed focus event

cardEmbed.on('focus', function(event) {
  // Handle focus event
});